This name is a synonym of Antennaria parvifolia Nutt..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 159F1F00-4A5B-4D58-9A18-8C111E571ABE) with original publication details: Naturaliste Canad. 80 122 1953.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14748-2.
This name was in version 1 of The Plant List, record gcc-94042.